Cover - shares	9 Months Ended
	Sep. 30, 2024	Nov. 14, 2024
Cover [Abstract]
Entity Registrant Name	ONFOLIO HOLDINGS INC.
Entity Central Index Key	0001825452
Document Type	10-Q
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity Small Business	true
Entity Shell Company	false
Entity Emerging Growth Company	true
Entity Current Reporting Status	Yes
Document Period End Date	Sep. 30, 2024
Entity Filer Category	Non-accelerated Filer
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2024
Entity Ex Transition Period	false
Entity Common Stock Shares Outstanding		5,127,396
Document Quarterly Report	true
Document Transition Report	false
Entity File Number	001-41466
Entity Incorporation State Country Code	DE
Entity Tax Identification Number	37-1978697
Entity Address Address Line 1	1007 North Orange Street
Entity Address City Or Town	Wilmington
Entity Address State Or Province	DE
Entity Address Postal Zip Code	19801
City Area Code	682
Local Phone Number	990-6920
Security 12b Title	Common stock, $0.001 par value
Trading Symbol	ONFO
Security Exchange Name	NASDAQ
Entity Interactive Data Current	Yes
Entity Address Address Line 2	4th Floor